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Stock-Based Compensation (Tables)
12 Months Ended
Dec. 31, 2024
Share-Based Payment Arrangement [Abstract]  
Schedule of Components Of Stock-Based Compensation
The following table recaps the impact of stock-based compensation on the results of operations for each of the periods presented:
Year Ended December 31,
202420232022
To Be Settled With StockTo Be Settled In CashTo Be Settled With StockTo Be Settled In CashTo Be Settled With StockTo Be Settled In Cash
Executive Stock Unit (ESU) program matching contributions 1
$3.7 $.7 $3.0 $.7 $3.7 $.7 
Discounts on various stock awards:
Deferred Stock Compensation Program 2
1.2  1.5 — 1.6 — 
ESU program 1
1.0  1.2 — 1.4 — 
Discount Stock Plan 3
.7  .7 — .8 — 
Performance Stock Unit (PSU) awards 4
.1 (.8)2.6 .6 .8 (2.5)
Restricted Stock Unit (RSU) awards 5
11.8  8.8 — 10.2 — 
Other, primarily non-employee directors restricted stock.8  .8 — 1.0 — 
Total stock-related compensation expense (income)19.3 $(.1)18.6 $1.3 19.5 $(1.8)
Employee contributions for above stock plans7.2 9.0 10.6 
Total stock-based compensation$26.5 $27.6 $30.1 
Tax benefits on stock-based compensation expense$4.7 $4.5 $4.7 
Tax (expense)/benefits on stock-based compensation payments(1.1).4 0.6 
Total tax benefits associated with stock-based compensation$3.6 $4.9 $5.3 
Schedule of Flexible Stock Plan Options
At December 31, 2024, the following common shares were authorized for issuance under the Plan:
 
 Common Shares
Unexercised options.4 
Outstanding stock units—vested3.9 
Outstanding stock units—unvested1.4 
Available for grant 3.9 
Authorized for issuance at December 31, 20249.6 
Schedule of Stock-based Compensation Assets and Liabilities
The following table recaps the impact of stock-based compensation on assets and liabilities for each of the periods presented:
20242023
CurrentLong-termTotalCurrentLong-termTotal
Assets:
Diversified investments associated with the ESU program 1
$3.7 $51.4 $55.1 $3.6 $46.8 $50.4 
Liabilities:
ESU program 1
$3.7 $50.2 $53.9 $3.7 $48.7 $52.4 
PSU awards 4
 1.0 1.0 .1 1.8 1.9 
Other - primarily timing differences between employee withholdings and related employer contributions to be submitted to various plans' trust accounts5.5 — 5.5 5.5 — 5.5 
Total liabilities associated with stock-based compensation$9.2 $51.2 $60.4 $9.3 $50.5 $59.8 
Schedule of Deferred Compensation Arrangement with Individual Disclosure, Postretirement Benefits
OptionsUnitsCash
Aggregate amount of compensation deferred during 2024$.1 $3.4 $.8 
Schedule of Discount Stock Plan
Average 2024 purchase price per share (net of discount)$12.63 
2024 number of shares purchased by employees.3 
Shares purchased since inception in 198224.3 
Maximum shares under the plan27.0 
Schedule Of Share Based Compensation Arrangement By Share Based Payment Award Performance Based Units Table
Below is a summary of shares and grant date fair value related to PSU awards for the periods presented:
 
 Year Ended December 31,
 202420232022
Total shares base award.3 .1 .1 
Grant date per share fair value$15.30 $29.31 $41.13 
Risk-free interest rate4.5 %4.4 %1.7 %
Vesting period in years3.03.03.0
Expected volatility30.9 %45.7 %45.2 %
Expected dividend yield9.0 %5.5 %4.6 %
Three-Year Performance Cycle for PSU - EBIT CAGR Based
Award YearCompletion DatePayout as a
Percent of the
Base Award
Number of Shares
Distributed
Cash PortionDistribution Date
2020December 31, 2022—%— million$— First quarter 2023
2021December 31, 20236.0%<.1 million$.1 First quarter 2024
2022December 31, 20245.0%<.1 million
$ <.1
First quarter 2025
Schedule of Share-based Compensation, Restricted Stock Units Award Activity
Stock unit information for the plans discussed above is presented in the table below:
DSUESUPSURSUTotal UnitsWeighted
Average
Grant Date
Fair Value
per Unit
Aggregate
Intrinsic
Value
Unvested at December 31, 2023— — .8 .2 1.0 $42.38  
Granted based on current service .3 .4 — .7 1.4 16.67  
Granted based on future conditions*— — .8 — .8 7.67 
Vested (.3)(.4)— (.5)(1.2)19.45 
Forfeited*— — (.5)(.1)(.6)12.02 
Unvested at December 31, 2024  1.1 .3 1.4 $13.19 $13.3 
Fully vested shares available for issuance at December 31, 20243.9 $37.4 

*Stock-settled PSU awards (50%) are presented at maximum payout of 200% at grant date and when forfeited.
Schedule of Stock Units Converted to Common Stock
 Year Ended December 31,
 202420232022
Total intrinsic value of vested stock units converted to common stock$.1 $1.9 $5.7